As monkey mentioned, Su Zimo would not be able to explain things for the rest of his life if he became sworn brothers with them.
However, Su Zimo did not care!
The reason why he cultivated was so that he could do as he wished - how could he be restricted by the confines of moral guidelines or the different ideals of immortals and fiends?
If he wanted to establish a Dao, he must possess the boldness to break free of all restraints and rules!
The spirit tiger said, "We should add someone else although he's not here with us right now."
Little crane asked, "Little Night Spirit, right?"
The spirit tiger nodded hurriedly and wagged its tail, praising, "You sure are smart, little crane."
Little crane blushed slightly and extended her leg, kicking the spirit tiger. "After forming my Inner Core, my mother gave me a name. I'm now called Qing